COOLING(H4DOTC DIESEL) > Radiator
1. Check that the radiator does not have deformation, cracks or damage.
2. Check that the hose has no cracks, damage or loose part.
3. Remove the radiator cap, fill the radiator with engine coolant, and then install the radiator cap tester to the installation position of cap.
4. Apply a pressure of 122 kPa (1.2 kgf/cm2, 18 psi) to the radiator, and check the following items.
• Leakage from the radiator or its vicinity
• Leakage from the hose or its connections
CAUTION:
• Engine should be turned off.
• Wipe engine coolant from check points in advance.
• Be careful of the spurt of engine coolant when removing the radiator cap tester.
• Be careful not to deform the filler neck of radiator when installing and removing the radiator cap tester.